Patent US2845367A successfully refreshed from Google Patents.
US2845367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of dustless starch
Assignee: Corn Products Refining Co
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Filing: 1956-08-01
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Granted: 1958-07-29
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Expires: 1976-08-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Edward E Alt
- 👤 Robert J Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:08
CPC Classifications
C; C08; C08B; C08B30/00; C08B30/12; C08B30/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A PROCESS FOR GELATINIZING AND DRYING MOIST STARCH IN ONE OPERATION WHICH COMPRISES SUBJECTING MOIST STARCH CONTAINING ABOUT 25 TO ABOUT 45 PERCENT OF MOISTURE AND IN FINELY DIVIDED FORM TO TREATING IN A FLASH DRIER WHEREIN THE INLET DRYING AIR HAS A WET BULB TEMPERATURE WITHIN THE RANGE OF ABOUT 170*F. TO AND INCLUDING SUPERHEATED STEAM AND A DRY BULB TEMPERATURE WITHIN THE RANGE OF THE WET BULB TEMPERATURE TO THAT AT WHICH THE STACH DECOMPOSES AND SEPARATING THE MOIST AIR FROM THE RESULTANT GELATINZED AND DRIED STARCH AND REMOVING SUCH STARCH
Claim 2
Dependent Claim
93 words
A PROCESS FOR GELATINIZING AND DRYING MOIST STARCH IN ONE OPERATION WHICH COMPRISES SUBJECTING MOIST STARCH CONTAINING ABOUT 25 TO ABOUT 45 PERCENT OF MOISTURE AND IN FINELY DIVIDED FORM TO TREATING IN A FLASH DRIER WHEREIN THE INLET DRYING AIR HAS A WET BULB TEMPERATURE WITHIN THE RANGE OF ABOUT 170*F. TO AND INCLUDING SUPERHEATED STEAM AND A DRY BULB TEMPERATURE WITHIN THE RANGE OF THE WET BULB TEMPERATURE TO THAT AT WHICH THE STACH DECOMPOSES AND SEPARATING THE MOIST AIR FROM THE RESULTANT GELATINZED AND DRIED STARCH AND REMOVING SUCH STARCH
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US2177378A
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US2235683A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |